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Finding the Fourth Proportional to 873,764,793.45, 1,310,647,190.18 and 227,532,537.45

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Solution

The fourth proportional to 873,764,793.45, 1,310,647,190.18 and 227,532,537.45 is: 341,298,806.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,764,793.45 : 1,310,647,190.18 = 227,532,537.45 : x
  2. Step 2: Convert to fraction form
    873,764,793.45/1,310,647,190.18 = 227,532,537.45/x
  3. Step 3: Cross multiply
    873,764,793.45x = 1,310,647,190.18 × 227,532,537.45
  4. Step 4: Simplify right side
    873,764,793.45x = 298,214,880,882,230,464
  5. Step 5: Solve for x
    x = 298,214,880,882,230,464/873,764,793.45
  6. Step 6: Final answer
    x = 341,298,806.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.